studentlogintrans.java

来自「国外的数据结构与算法分析用书」· Java 代码 · 共 21 行

package Transactions;

import Sets.StudentSet;
import Entities.*;

public class StudentLoginTrans
{

	public Student user;
	
	public void execute(int studNum, int pac)
	{
		StudentSet.rep.search(new Integer(studNum));
		if (StudentSet.rep.itemExists() && 
		((Student)StudentSet.rep.item()).accessCode() == pac)
			user = (Student)StudentSet.rep.item();
		else
			user = null;
	}
	
} /* end of StudentLoginTrans */